the forecast highs tomorrow, 53 in napa. 51 in san rafael. 56 in pacifica. you wake up cold, foggy, a little bit frosty. you end up in mountain view, 53 in morgan hill, 53 in gilroy. with your weekend in view, nothing big looming. the rainfall totals earlier, 160, 165, 168% above average. the saturday morning thing, we could get a half inch of rain from in a. but -- from that. but the last storms were so intense, half an inch isn't much. >> it's going to be cool for a while. temperatures in the low 50s. >> yeah, cool inner the days, and the lows in the upper 30s. plenty of valley fog the next two mornings. >> try out the new christmas sweater. >>> san francisco residents can help the environment while getting rid of their christmas tree. today, the city of san francisco demonstrated how it turns trees into fuel. showing off the chipper, and says tree-cycling is a great way to prevent pollution. >> in a landfill, an organic product like that is going to create methane gas eventually, and become an air pollutant. >> it will take place on regular garbage days.